diff mbox series

[PULL,v3,44/85] vhost-user: Skip unnecessary duplicated VHOST_USER_SET_LOG_BASE requests

Message ID 7c211eb078c42146ee9a441cc028fbc4c378ef5a.1720046570.git.mst@redhat.com
State New
Headers show
Series [PULL,v3,01/85] vhost: dirty log should be per backend type | expand

Commit Message

Michael S. Tsirkin July 3, 2024, 10:47 p.m. UTC 
From: BillXiang <xiangwencheng@dayudpu.com>

The VHOST_USER_SET_LOG_BASE requests should be categorized into
non-vring specific messages, and should be sent only once.
If send more than once, dpdk will munmap old log_addr which may has been used and cause segmentation fault.

Signed-off-by: BillXiang <xiangwencheng@dayudpu.com>
Message-Id: <20240613065150.3100-1-xiangwencheng@dayudpu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/virtio/vhost-user.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index c407ea8939..00561daa06 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -371,6 +371,7 @@  static bool vhost_user_per_device_request(VhostUserRequest request)
     case VHOST_USER_RESET_DEVICE:
     case VHOST_USER_ADD_MEM_REG:
     case VHOST_USER_REM_MEM_REG:
+    case VHOST_USER_SET_LOG_BASE:
         return true;
     default:
         return false;